Adjusting-box.



-View oi the eonihineci ifi-'ov' Speecotion of Letters Patent,v

Application lml Eecemcor 15 150" Seriell No. 343,061,

To all whom t may connerie:

Be it known the-t We, Geenen Ji/ En` WARDS and Elimine@ EDWARDS, citt/:ens oi f f the United States, residing et Cambridge, in g the county of Fumes and State of Nehr: he, r have invented new and -useful improv f ments in Adjusting-Boxes, of which the toi lowing is e specifico.tion4 Om` invention relates to that dass of' boxes which are genei'elly used on connoiing rods of engines, and on all emotie 'w n adjustable boxes nre used, end

with the Ineens of adj Listing itself? eliminatie elly to the Wrist pin oi' elf-enh; second to giri e more perfect etljustment than een be had with ootter keys oi screws: thus sei" oil end wee onthe hexeea 'fh-ini to am 'the time consumed in edinstine ehe hexe@ With set screws oi' cette?? keys, end to pio the possibility' of theif Worlfiing loo 1- ourth, to provide ineens toldo mmf the necessity,- of the tekoop on the boxes, and et the seme time making then) absolutely dust prooi. No attain these oh jects in e sini le and eiieotnel me mechanism iiustretoi anni fle: accompanying diamine In the drawing, Figure line, AB of Fig. Fig. on theline, CD, of Fig. l.' on the line, EF, of Fig. 1.

The back of the box, a, is inode on an incline. A combination friction nipping Wedge is fitted in between this incline und. the end of the rod, l); the eonibinothm friction gripping Wedge' .is composed ci it ii'iviion plate, c, provided with e. lug, (l, which sx1 tends through a supporting fiiciio'u. plete, z', and into e Wedge, j; t" Wedge Timing pi-ovided with a hole to receive the lng.

A spring, g, acts through :i hole, 71 in the base of the Wedge, j', meeting the slot-hole into which the lug, al, of plete, e, cxtemle. The seid spring :Loting against this lug mises the plate, c, together With'the wedge, j', cui ried on the lug, d, on the inclined buck oi the box and pushes the box against the wrist the obifw-eof our invention me, inst, to piovme o, box,

The mljufstlnolii. is hehi h5 han on. both surfaces o the supper on plete, (Q, sind tlieend oi the i ting 'iiolion pluie toit? t. ut both ends, 'ein join.; ing no z lo have Visi",

inw:

two im" wedges o washed 't y iwi" me Y tixcin oit 'time up imi!" .tolling then; f

f ne box "heine, i, ie motiv i:

' fig roll hy incluis ot iin l uw convenient joi' 11Min,;

. A boxes inw man mini n n l i) A" Ya', 1 l "t, 1

vte thoieloifc o o not 'futon ernimi:

The laenibinzition, 'with tha: hfivoe oi :i beaming box, the buck oi" uw o which haines ned with :in inclined rsoiimiwo, sind :i relity sti-tionury suppoit, oi :1. wedge mlnml with opoiinws thcieni. o' homing meinst :mili Suvini/1c, :i plete in ng lug p. et ng; in one oi will aperto? 1,3m! impiiiig pios; ng f Minst swirl log, solistonlielly es set i The vomiinni-tion, wii the he Hi i homing h it, oi wir-out-xicilges inem; Q' the 

